下面哪种方法可以将ShapeMerge对象转换成NURBS?()
A.直接可以转换
B. 通过Editable Poly
C. 通过Editable Patch
D. 不能转换
A.直接可以转换
B. 通过Editable Poly
C. 通过Editable Patch
D. 不能转换
第2题
B.将两个Data Table中的行合并到一个Data Table中
C.向数据源提交修改
D.从数据源提取数据
第3题
A.vessel towing a submerged object
B.dredge underway and dredging
C.hydrographic survey vessel at anchor and surveying
D.None of the above
第4题
A.Y
B.N
C.NG
第5题
than it already developed interior, the process of suburbanization began 【M1】______
during the emergence of the industrial city in second quarter of 【M2】______
the nineteenth century. Before that period the city was a small highly
compact cluster which people moved about on foot and goods were 【M3】______
conveyed by horse and cart. But the early factories built in the 1840's
were locating along waterways and near railheads at the edges of cities, 【M4】______
and housing was needed for the thousands of people drawn by the prospect
of employment. In time, the factories were surrounded by proliferating
mill towns of apartments and row houses that abutted the older, main cities.
As a defense against this encroachment and to reduce their tax bases, 【M5】______
the cities appropriated their industrial neighbor. In 18.54, for example, 【M6】______
the city of Philadelphia annexed most of Philadelphia County. Similar
municipal maneuvers took place in Chicago and in New York.
Indeed, most great cities of the United States achieve such status 【M7】______
only by incorporating the communities along their borders.
With the accelerate of industrial growth came acute urban 【M8】______
crowding and accompanying social stress — conditions that began to approach
disastrous proportions when, in 1888, the first commercially successful electric
traction line was developed. Within a few years the horse-drawn trolleys
retired and electric streetcar networks crisscrossed and connected 【M9】______
every major urban area, fostering a wave of suburbanization that transformed
the compact industrial city into a dispersed metropolis. This first phase
of mass-scale suburbanization was reinforced by the simultaneous emergence
of the urban Middle Class, whose desires for homeownership in neighborhoods
far from the aging outer city were satisfied by the developers of single-family【M10】______
housing tracts.
【M1】
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